Fast and secure replacements for corroded J-bolts and tension straps with retrofit anchor bolts by Concrete Anchor Bolts. Call 623-305-3319.

Standard Knife Anchor Bolts – Replaces j-bolts in Wood Structures

$445.00$8,900.00

18% Off

SKU: N/Anone
Categories:

Replaces J-Bolts in Wood Structures.

Governing Design Criteria

Grade B7 Threaded Rod: 125,000 PSI Tensile Strength

A553 Grade 2 Pin: 184,800 PSI Ultimate Yield Strength

Ultimate Design Capacity: 5,280 LBS Uplift

Meets of Exceeds Allowable Tension Loads of 4,250 for Wedge Anchors up to ¾” with Embedment Depth Up to 6-¾”

Frequently Asked Questions

Frequently Asked Questions

Yes. Exceeds ACI standards nationwide, and some cities don’t require a permit at all.

Our clients report pricing bolts at 2 times or more of cost.

Average shipping times for delivery are between 5 and 8 business days.

Yes. Grade B7 rod is a heat-treated chromium-molybdenum low-alloy steel with minimum tensile strength requirement of 125 ksi (860 Mpa), yield 105 ksi (720 Mpa), and maximum hardness of 35HRC.

The J-bolts and Straps corrosion expanding up to 5 times their size in diameter breaking out the concrete foundation walls.